Well this looks like a fun read. It hails from the authors who brought us the legendary Official Preppy Handbook. Right now I am finishing Richistan, but since Amazon was kind enough to recommend this to me I'll be reading the Official Filthy Rich Handbook next.

...from hedgers to heirheads. Chapters follow on where to buy homes and how to hire staff, especially that jewelry handler who carries illicit substances for high-echelon rappers. Vacations are another big issue, involving whole new wardrobes and leisure activities. Sports are great for conspicuous consumption of time and money; the most desirable sports, like fly fishing, big-game hunting or polo, can involve special vacations of their own. Even simple sports like golf require joining the right club...

The quote that sold me: "while there are countless ways to make a fortune these days, there's still only one way to be Filthy Rich."  Besides, what else do you have to do while sunning yourself on the deck of your Riva?